create database bookstore
go
create table account (
	username varchar(50) primary key,
	password varchar(50)
)
go
select * from account
go
insert into account values ('tungnq', 'tung')
insert into account values ('tudn', 'tu')
insert into account values ('cuongdm', 'cuong')
insert into account values ('lamnh', 'lam')
go